CVE-2026-39577 Elated-Themes CVE debrief

Who should care

Users of the Playroom theme, particularly those using versions up to 1.4.1, should be aware of this vulnerability and take necessary steps to mitigate it. This includes updating to a patched version if available and implementing additional security measures to prevent exploitation.

Technical summary

The vulnerability is caused by an unauthenticated PHP object injection in the Playroom theme, affecting versions up to 1.4.1. This type of vulnerability can allow attackers to inject malicious PHP objects, potentially leading to security issues. The CVSS vector for this vulnerability is CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N, indicating a medium level of severity.

Defensive priority

medium

Recommended defensive actions

• Update to a patched version of the Playroom theme if available
• Implement additional security measures to prevent exploitation, such as input validation and sanitization
• Monitor for suspicious activity and implement logging and monitoring tools
• Consider implementing a web application firewall (WAF) to detect and prevent attacks
• Keep software and plugins up to date with the latest security patches

Evidence notes

The vulnerability was reported by Patchstack and is documented in the CVE record. The CVSS score and vector were provided by the National Vulnerability Database (NVD).

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.